CALCUTTA BOOK HOUSE-FACTORISATION-EXAMPLES (Short answer type questions) Factorise : 8a^(3)+4a-3 04:50 Factorise : x^(6)+27 02:04 Factorise : x^(6)-64 01:53 Factorise : 8(x-3)^(3)+343 03:59 Factorise : x^(12)-y^(12) 04:17 Factorise : t^(9)-512 02:18 Factorise : (...
百度试题 结果1 题目16 Factorise 6x^2+7x-20 .(3x-4)(2x+5) final answer..[2] 相关知识点: 试题来源: 解析 (3x-4)(2x+5) final answerB1 for (ax+b)(cx+d) where ac=6andad+bc=7 or bd=-20 反馈 收藏
check whether x+3 is a factor of x 3 + 3x 2 + 5x +15. solution: let x + 3= 0 => x = -3 now, p(x) = x 3 + 3x 2 + 5x +15 let us check the value of this polynomial for x = -3. p(-3) = (-3) 3 + 3 (-3) 2 + 5(-3) + 15 = -27 + 27 – 15 + ...
相关知识点: 试题来源: 解析 10x+15 final answer3x(x- 4) final answer(b)M1 for 3(x²-4x) or x(3x-12)Condone omission of final bracket(3x+0)(×-4) or -3x(4 - x) scores2, correct answer seen then spoiledis 1 mark 反馈 收藏 ...
12x+20y 8x+4x+22y–2y 12x–6y+26y 8x+6x–2x+22y–2yCompleteyourdiagram Lettersfornumbers:a+b=10,whatcouldaandbbe?ifa=2,b=8whatisa+b?ifa=25,b=5whatisa+b?Letters,numbersandarea 6 2 b 5 Area?2x6=12 Area?5xb=5b Letters,numbersandarea 4 a 4 a Area?4x4=16Area?axa=a2 Lette...